› 3ih5

X-ray diffraction
2.6Å resolution

Crystal Structure of Electron Transfer Flavoprotein alpha-subunit from Bacteroides thetaiotaomicron

Released:
DOI: 10.2210/pdb3ih5/pdb
PDB entry 3ih5 coloured by chain, front view.
PDB entry 3ih5 coloured by chain, side view.
PDB entry 3ih5 coloured by chain, top view.
Source organism: Bacteroides thetaiotaomicron
Entry authors: Kim Y, Sather A, Clancy S, Joachimiak A, Midwest Center for Structural Genomics (MCSG)

Function and Biology Details

Biochemical function:
Biological process:
  • not assigned
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
homo octamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-183720 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Electron transfer flavoprotein alpha/beta-subunit N-terminal domain-containing protein Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 217 amino acids
Theoretical weight: 24.14 KDa
Source organism: Bacteroides thetaiotaomicron
Expression system: Escherichia coli
UniProt:
  • Canonical: Q8A6S1 (Residues: 2-215; Coverage: 63%)
Gene name: BT_1805
Sequence domains: Electron transfer flavoprotein domain
Structure domains: HUPs

Ligands and Environments

3 bound ligands:
Ligand MLA 3 x MLA
Ligand NA 2 x NA
Ligand FMT 1 x FMT
1 modified residue:
Ligand MSE 12 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: P3221
Unit cell:
a: 102.099Å b: 102.099Å c: 209.169Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.18 0.179 0.215
Expression system: Escherichia coli

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